Weather on December 20
Chula Vista, CA
55 Years of Data
About This Date
December 20th in Chula Vista, CA typically brings mild winter weather, with average highs around 66°F and lows near 45°F. Over 54 years of records, the warmest December 20th was in 1985 (64°F average), while the coldest was 1978 (47°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 17% of December 20th dates historically, with the wettest December 20th recording 1.32" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 20th in Chula Vista, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 66° | 52° | 59° | — | — |
| 2024 | 62° | 40° | 51° | — | — |
| 2023 | 71° | 54° | 62° | — | — |
| 2022 | 66° | 41° | 54° | — | — |
| 2021 | 65° | 40° | 52° | — | — |
| 2020 | 76° | 45° | 60° | — | — |
| 2019 | 74° | 43° | 58° | — | — |
| 2018 | 70° | 46° | 58° | — | — |
| 2017 | 63° | 44° | 53° | — | — |
| 2016 | 77° | 46° | 62° | — | — |
| 2015 | 63° | 53° | 58° | 0.41" | — |
| 2014 | 66° | 50° | 58° | — | — |
| 2013 | 63° | 43° | 53° | — | — |
| 2012 | 68° | 42° | 55° | — | — |
| 2011 | 64° | 50° | 57° | — | — |
| 2010 | 61° | 59° | 60° | 0.66" | — |
| 2009 | 70° | 47° | 58° | — | — |
| 2008 | 62° | 39° | 51° | — | — |
| 2007 | 64° | 56° | 60° | — | — |
| 2006 | 63° | 39° | 51° | — | — |
| 2005 | 75° | 44° | 60° | — | — |
| 2004 | 70° | 43° | 56° | — | — |
| 2003 | 71° | 46° | 59° | 0.03" | — |
| 2002 | 61° | 47° | 54° | 1.32" | — |
| 2001 | 65° | 39° | 52° | — | — |
| 2000 | 73° | 43° | 58° | — | — |
| 1999 | 77° | 43° | 60° | — | — |
| 1998 | 58° | 52° | 55° | — | — |
| 1997 | 73° | 43° | 58° | — | — |
| 1996 | 67° | 42° | 54° | — | — |
| 1995 | 65° | 47° | 56° | 0.03" | — |
| 1994 | 71° | 43° | 57° | — | — |
| 1993 | 74° | 40° | 57° | — | — |
| 1991 | 69° | 41° | 55° | — | — |
| 1990 | 57° | 48° | 53° | 0.76" | — |
| 1989 | 68° | 48° | 58° | — | — |
| 1988 | 64° | 45° | 54° | — | — |
| 1987 | 65° | 42° | 53° | — | — |
| 1986 | 62° | 51° | 57° | 0.1" | — |
| 1985warmest | 80° | 48° | 64° | — | — |
| 1984 | 61° | 50° | 55° | 0.94" | — |
| 1983 | 65° | 52° | 58° | — | — |
| 1982 | 67° | 39° | 53° | — | — |
| 1981 | 66° | 50° | 58° | — | — |
| 1980 | 61° | 43° | 52° | — | — |
| 1979 | 63° | 46° | 54° | — | — |
| 1978coldest | 56° | 39° | 47° | 0.05" | — |
| 1977 | 64° | 48° | 56° | — | — |
| 1976 | 65° | 47° | 56° | — | — |
| 1975 | 59° | 44° | 52° | — | — |
| 1974 | 63° | 43° | 53° | — | — |
| 1973 | 70° | 44° | 57° | — | — |
| 1972 | 64° | 49° | 56° | — | — |
| 1971 | 60° | 38° | 49° | — | — |
Chula Vista, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Chula Vista, CA Monthly Precipitation
Average rainfall per month, in inches.
Chula Vista, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Chula Vista, CA
Most pleasant months in Chula Vista, CA: June.